2018 Western & Southern Open – Women's singles

Women's singles
2018 Western & Southern Open
Champion	Kiki Bertens
Runner-up	Simona Halep
Score	2–6, 7–6(8–6), 6–2
Draw	56 (12 Q / 5 WC )
Seeds	16

Main article: 2018 Western & Southern Open

Kiki Bertens defeated Simona Halep in the final, 2–6, 7–6^(8–6), 6–2 to win the women's singles tennis title at the 2018 Cincinnati Masters. She saved a championship point en route to her first hard court and Premier 5-level title, and defeated the world No. 2 and No. 1 players, in the second round and final, respectively. Bertens became the first Dutchwoman to win the title.

Garbiñe Muguruza was the defending champion, but lost in the second round to Lesia Tsurenko.

Seeds

The top eight seeds received a bye into the second round.

01.   Simona Halep (final)

02.   Caroline Wozniacki (second round, retired)

03.   Sloane Stephens (third round)

04.   Angelique Kerber (third round)

05.   Elina Svitolina (quarterfinals)

06.   Caroline Garcia (third round)

07.   Garbiñe Muguruza (second round)

08.   Petra Kvitová (semifinals)

09.   Karolína Plíšková (second round)

10.   Julia Görges (first round, retired)

11.   Jeļena Ostapenko (first round)

12.   Daria Kasatkina (first round)

13.   Madison Keys (quarterfinals)

14.   Venus Williams (withdrew)

15.   Elise Mertens (quarterfinals)

16.   Ashleigh Barty (third round)

17.   Naomi Osaka (first round)

Click on the seed number of a player to go to their draw section.

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

Finals

	Quarterfinals							Semifinals							Final
	1	Simona Halep	6	6
		Lesia Tsurenko	4	1
								1	Simona Halep	6	6
									Aryna Sabalenka	3	4
	13	Madison Keys	3	4
		Aryna Sabalenka	6	6
															1	Simona Halep	6	66	2
																Kiki Bertens	2	78	6
	8	Petra Kvitová	7	5	6
	15	Elise Mertens	5	7	3
								8	Petra Kvitová	6	4	2
									Kiki Bertens	3	6	6
	5	Elina Svitolina	4	3
		Kiki Bertens	6	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	S Halep	4	6	6
		I-C Begu	6	3	3			Q	A Tomljanović	6	3	3
	Q	A Tomljanović	4	6	6										1	S Halep	7	6
	Q	K Kanepi	2	6	6										16	A Barty	5	4
	Q	V Lepchenko	6	3	1			Q	K Kanepi	5	3
	WC	M Vondroušová	3	5				16	A Barty	7	6
	16	A Barty	6	7																		1	S Halep	6	6
	11	J Ostapenko	6	5	0																		L Tsurenko	4	1
	Q	A Cornet	1	7	6			Q	A Cornet	2	0
	Q	A Bogdan	3	2					E Makarova	6	6
		E Makarova	6	6												E Makarova	65	2
		D Collins	0	2												L Tsurenko	77	6
		L Tsurenko	6	6					L Tsurenko	2	6	6
								7	G Muguruza	6	4	4

Section 2

	First round							Second round							Third round							Quarterfinals
								4	A Kerber	4	7	6
		A Pavlyuchenkova	6	6					A Pavlyuchenkova	6	5	4
		A Krunić	1	0											4	A Kerber	6	63	4
		A Sevastova	2	3											13	M Keys	2	77	6
	LL	C Giorgi	6	6				LL	C Giorgi	2	2
	WC	B Mattek-Sands	6	63	4			13	M Keys	6	6
	13	M Keys	3	77	6																	13	M Keys	3	4
	9	Ka Plíšková	6	6																			A Sabalenka	6	6
		A Radwańska	3	3				9	Ka Plíšková	6	3	5
		J Konta	6	3	4				A Sabalenka	2	6	7
		A Sabalenka	4	6	6											A Sabalenka	6	3	7
	WC	V Azarenka	65	6	6										6	C Garcia	4	6	5
		C Suárez Navarro	77	2	4			WC	V Azarenka	4	5
								6	C Garcia	6	7

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								8	P Kvitová	6	2	6
		D Gavrilova	1	2				PR	S Williams	3	6	3
	PR	S Williams	6	6											8	P Kvitová	6	6
	Q	A Sasnovich	0	6	1											K Mladenovic	4	2
	Q	V Kužmová	6	4	6			Q	V Kužmová	3	0
		K Mladenovic	6	3					K Mladenovic	6	6
	10	J Görges	4	2r																		8	P Kvitová	7	5	6
	15	E Mertens	6	6																		15	E Mertens	5	7	3
		M Rybáriková	4	2				15	E Mertens	3	6	77
	Q	R Peterson	2	6	6			Q	R Peterson	6	2	61
		K Siniaková	6	4	1										15	E Mertens	710	6
	Q	T Maria	5	6	6										3	S Stephens	68	2
	Q	A Kiick	7	3	3			Q	T Maria	3	2
								3	S Stephens	6	6

Section 4

	First round							Second round							Third round							Quarterfinals
								5	E Svitolina	77	4	6
	WC	S Kuznetsova	6	2	77			WC	S Kuznetsova	61	6	4
	Q	S Vögele	4	6	65										5	E Svitolina	6	6
		T Babos	3	4											WC	A Anisimova	4	4
	WC	A Anisimova	6	6				WC	A Anisimova	6	6
	Q	P Martić	4	6	6			Q	P Martić	4	3
	12	D Kasatkina	6	4	3																	5	E Svitolina	4	3
	17	N Osaka	3	68																			K Bertens	6	6
		M Sakkari	6	710					M Sakkari	1	3
		A Kontaveit	6	6					A Kontaveit	6	6
		B Strýcová	3	0												A Kontaveit	3	6	3
		K Bertens	6	6												K Bertens	6	2	6
		C Vandeweghe	2	0					K Bertens	6	0
								2	C Wozniacki	4	0r

Qualifying

Seeds

1. Alizé Cornet (qualified)
2. Aliaksandra Sasnovich (qualified)
3. Donna Vekić (qualifying competition)
4. Camila Giorgi (qualifying competition, lucky loser)
5. Alison Van Uytvanck (first round, retired)
6. Hsieh Su-wei (first round)
7. Belinda Bencic (first round)
8. Kirsten Flipkens (first round)
9. Kaia Kanepi (qualified)
10. Yulia Putintseva (qualifying competition)
11. Petra Martić (qualified)
12. Sorana Cîrstea (qualifying competition)
13. Viktória Kužmová (qualified)
14. Ajla Tomljanović (qualified)
15. Magda Linette (first round)
16. Zarina Diyas (qualifying competition)
17. Samantha Stosur (first round)
18. Vera Lapko (qualifying competition)
19. Jennifer Brady (qualifying competition)
20. Sofia Kenin (qualifying competition)
21. Monica Niculescu (first round)
22. Monica Puig (first round)
23. Rebecca Peterson (qualified)
24. Sachia Vickery (first round)

Qualifiers

1. Alizé Cornet
2. Aliaksandra Sasnovich
3. Ana Bogdan
4. Viktória Kužmová
5. Stefanie Vögele
6. Tatjana Maria
7. Varvara Lepchenko
8. Allie Kiick
9. Kaia Kanepi
10. Rebecca Peterson
11. Petra Martić
12. Ajla Tomljanović

Lucky loser

1. Camila Giorgi

Draw

First qualifier

	First round							Qualifying competition
	1	Alizé Cornet	6	6
		Nicole Gibbs	2	1
								1	Alizé Cornet	6	6
								20	Sofia Kenin	1	3
	WC	Francesca Di Lorenzo	3	3
	20	Sofia Kenin	6	6

Second qualifier

	First round							Qualifying competition
	2	Aliaksandra Sasnovich	2	7	6
		Alison Riske	6	5	2
								2	Aliaksandra Sasnovich	77	6
								18	Vera Lapko	65	2
		Anna Blinkova	3	5
	18	Vera Lapko	6	7

Third qualifier

	First round							Qualifying competition
	3	Donna Vekić	6	6
		Andrea Petkovic	3	3
								3	Donna Vekić	3	2
									Ana Bogdan	6	6
		Ana Bogdan	6	710
	21	Monica Niculescu	2	68

Fourth qualifier

	First round							Qualifying competition
	4	Camila Giorgi	6	6
		Lara Arruabarrena	3	4
								4	Camila Giorgi	6	3	5
								13	Viktória Kužmová	3	6	7
	WC	Caroline Dolehide	4	4
	13	Viktória Kužmová	6	6

Fifth qualifier

	First round							Qualifying competition
	5	Alison Van Uytvanck	6	2	0r
	WC	Jamie Loeb	1	6	3
								WC	Jamie Loeb	4	1
									Stefanie Vögele	6	6
		Stefanie Vögele	6	6
	22	Monica Puig	2	0

Sixth qualifier

	First round							Qualifying competition
	6	Hsieh Su-wei	5	3
		Tatjana Maria	7	6
									Tatjana Maria	6	6
								19	Jennifer Brady	3	2
		Dalila Jakupović	6	0r
	19	Jennifer Brady	2	4

Seventh qualifier

	First round							Qualifying competition
	7	Belinda Bencic	7	63	3
		Christina McHale	5	77	6
									Christina McHale	3	6	2
									Varvara Lepchenko	6	2	6
		Varvara Lepchenko	4	6	6
	24	Sachia Vickery	6	3	4

Eighth qualifier

	First round							Qualifying competition
	8	Kirsten Flipkens	3	3
		Natalia Vikhlyantseva	6	6
									Natalia Vikhlyantseva	5	1
								WC	Allie Kiick	7	6
	WC	Allie Kiick	77	6
	17	Samantha Stosur	64	1

Ninth qualifier

	First round							Qualifying competition
	9	Kaia Kanepi	4	6	6
	WC	Sabine Lisicki	6	4	3
								9	Kaia Kanepi	6	6
								16	Zarina Diyas	3	3
		Evgeniya Rodina	5	3
	16	Zarina Diyas	7	6

Tenth qualifier

	First round							Qualifying competition
	10	Yulia Putintseva	7	3	6
		Johanna Larsson	5	6	0
								10	Yulia Putintseva	4	1
								23	Rebecca Peterson	6	6
		Anna Karolína Schmiedlová	4	2
	23	Rebecca Peterson	6	6

Eleventh qualifier

	First round							Qualifying competition
	11	Petra Martić	7	6
	WC	Lauren Davis	5	2
								11	Petra Martić	6	6
									Bernarda Pera	2	1
		Bernarda Pera	6	3	6
	15	Magda Linette	4	6	3

Twelfth qualifier

	First round							Qualifying competition
	12	Sorana Cîrstea	2	6	6
	PR	Vania King	6	2	3
								12	Sorana Cîrstea	3	2
								14	Ajla Tomljanović	6	6
		Kurumi Nara	4	3
	14	Ajla Tomljanović	6	6

Sources

• Main Draw
• Qualifying Draw